CN104364180A - Elevator and method for modifying elevator - Google Patents
Elevator and method for modifying elevator Download PDFInfo
- Publication number
- CN104364180A CN104364180A CN201280073935.1A CN201280073935A CN104364180A CN 104364180 A CN104364180 A CN 104364180A CN 201280073935 A CN201280073935 A CN 201280073935A CN 104364180 A CN104364180 A CN 104364180A
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- CN
- China
- Prior art keywords
- counterweight
- main rope
- hanging wheel
- car
- rope sheave
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
- B66B11/008—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/007—Mining-hoist operation method for modernisation of elevators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49718—Repairing
Abstract
An elevator has an elevator car (6) and a counterbalance (7), which are suspended by a main rope (15) passed over a drive pulley (14), over an elevator car suspension wheel (8), and over a counterbalance suspension wheel (9). The main rope (15), which leads from the drive pulley (14) to an elevator car-side rope anchor section (16), is passed over the elevator car suspension wheel (8) from the side of the elevator car suspension wheel (8) which is away from the drive pulley (14) in the horizontal direction. A first main rope section (15a) which is located between the drive pulley (14) and the elevator car suspension wheel (8) and a second main rope section (15b) which is located between the elevator car suspension wheel (8) and the elevator car-side rope anchor section (16) are passed through a common, elevator car-side through-hole (4) and intersect each other when viewed in the direction of the axis of the drive pulley (14). The counterbalance (7) side is identically configured.
Description
Technical field
The present invention relates to the method for modifying of elevator and elevator, this elevator utilizes the car hanging wheel and the main rope hanging car be located on the counterweight hanging wheel of counterweight and counterweight that are wound on and are located at car.
Background technology
In the past, in order to realize the miniaturization of towing machine and propose a kind of method of modifying of elevator, it is the elevator of 4:1 that the elevator being 1:1 by the suspending way of main rope to car and counterweight repacks the suspending way of main rope to car and counterweight into.In elevator after repacking, be provided with car hanging wheel at car, be provided with counterweight hanging wheel at counterweight, and the machine room being positioned at hoistway overhead is provided with towing machine and two wheel flutters.The car of the elevator after repacking and counterweight by the driving rope sheave of towing machine, two wheel flutters and the main rope that is wound onto on car hanging wheel and counterweight hanging wheel, by hanging in hoistway.In elevator after repacking, from driving rope sheave to the main rope of car hanging wheel with from car hanging wheel to the main rope of a wheel flutter, the public through hole (for example, referring to patent documentation 1 and 2) that the ground being passed in machine room is arranged.
Prior art document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Application Publication 2007-514622 publication
Patent documentation 2: Japanese Unexamined Patent Application Publication 2007-514623 publication
Summary of the invention
The problem that invention will solve
But, in elevator after repacking in the past, carry out the main rope of self-driven rope sheave from being wound onto car hanging wheel close to the side of driving rope sheave in the horizontal direction, thus will by from drive rope sheave to the main rope of car hanging wheel and from car hanging wheel to the main rope of a wheel flutter through public through hole time, to cause the position of position close to towing machine of wheel flutter in machine room, causing wheel flutter to interfere with towing machine.On the contrary, in order to avoid the interference between towing machine and wheel flutter, when making the position of wheel flutter leave the position of towing machine in the horizontal direction, the distance between causing through the main rope of public through hole being expanded, causing the construction needing to carry out the through hole being located at machine room to expand.Like this, the repacking construction spended time of elevator is caused.
The present invention proposes to solve the problem just, its object is to, and provides and can easily carry out arranging the elevator of operation and the method for modifying of elevator.
For the means of dealing with problems
Elevator of the present invention has: car, and it can be elevated in hoistway, car hanging wheel, it is located at the top of car, counterweight, it can be elevated in hoistway, counterweight hanging wheel, it is located at the top of counterweight, actuating device, it has driving rope sheave, and this actuating device is arranged on the machine room being positioned at hoistway overhead, produces the propulsive effort making car and counterweight lifting, and main rope, it is connected with the cage side fag end combination section arranged in machine room and counterweight-side fag end combination section respectively, by being wound onto driving rope sheave, car hanging wheel and counterweight hanging wheel hang car and counterweight, be wound onto car hanging wheel from comparing car hanging wheel in the horizontal direction away from driving the side of rope sheave from the main rope driving rope sheave towards cage side fag end combination section, leave from the main rope driving rope sheave towards counterweight-side fag end combination section drive the side of rope sheave to be wound onto counterweight hanging wheel from comparing counterweight hanging wheel in the horizontal direction, main rope has: the 1st main rope portion, it is between driving rope sheave and car hanging wheel, 2nd main rope portion, it is between car hanging wheel and cage side fag end combination section, 3rd main rope portion, it is between driving rope sheave and counterweight hanging wheel, and the 4th main rope portion, it is between counterweight hanging wheel and counterweight-side fag end combination section, 1st main rope portion and the 2nd main rope portion are passed in the public cage side through hole of the machine room ground setting separating hoistway and machine room, and it is intersected with each other when observing along the axis direction of driving rope sheave, 3rd main rope portion and the 4th main rope portion are passed in the public counterweight-side through hole that machine room ground is arranged, and intersected with each other when observing along the axis direction of driving rope sheave.
The suspending way of main rope to car and counterweight is changed to 2:1 from 1:1 by the method for modifying of elevator of the present invention, and the method for modifying of this elevator comprises: car hanging wheel installation procedure, installs car hanging wheel on the top of car, counterweight hanging wheel installation procedure, installs counterweight hanging wheel on the top of counterweight, and hanging operation, main rope is connected to the cage side fag end combination section arranged at the machine room on the top being positioned at hoistway and counterweight-side fag end combination section, by main rope winding at car hanging wheel, counterweight hanging wheel and be arranged on the driving rope sheave of the actuating device in machine room, main rope is utilized to hang car and counterweight thus, in hanging operation, to be wound on car hanging wheel from comparing car hanging wheel in the horizontal direction away from driving the side of rope sheave from the main rope driving rope sheave towards cage side fag end combination section, and will be wound on counterweight hanging wheel from comparing counterweight hanging wheel in the horizontal direction away from driving the side of rope sheave from the main rope driving rope sheave towards counterweight-side fag end combination section, the main rope arranged in hanging operation has: the 1st main rope portion, it is between driving rope sheave and car hanging wheel, 2nd main rope portion, it is between car hanging wheel and cage side fag end combination section, 3rd main rope portion, it is between driving rope sheave and counterweight hanging wheel, and the 4th main rope portion, it is between counterweight hanging wheel and counterweight-side fag end combination section, 1st main rope portion and the 2nd main rope portion are passed in the public cage side through hole of the machine room ground setting separating hoistway and machine room, and it is intersected with each other when observing along the axis direction of driving rope sheave, 3rd main rope portion and the 4th main rope portion are passed in the public counterweight-side through hole that machine room ground is arranged, and intersected with each other when observing along the axis direction of driving rope sheave.
Invention effect
According to the method for modifying of elevator of the present invention and elevator, cage side fag end combination section and counterweight-side fag end combination section can be avoided to interfere with actuating device respectively, reduce the distance between the 1st main rope portion and the 2nd main rope portion in the position of cage side through hole, and reduce the distance between the 3rd main rope portion and the 4th main rope portion in the position of counterweight-side through hole.Therefore, it is possible to easily carry out elevator operation is set.
Accompanying drawing explanation
Fig. 1 is the longitudinal diagram of the elevator that embodiments of the present invention 1 are shown.
Fig. 2 is the birds-eye view of the elevator that Fig. 1 is shown.
Fig. 3 is the horizontal sectional drawing at the part place that the 1st main rope portion in Fig. 1 and the 2nd main rope portion intersect.
Fig. 4 is the longitudinal diagram of the elevator that comparative example 1 is shown.
Fig. 5 is the longitudinal diagram of the elevator that comparative example 2 is shown.
Detailed description of the invention
Below, illustrate preferred embodiment of the present invention with reference to accompanying drawing.
Embodiment 1
Fig. 1 is the longitudinal diagram of the elevator that embodiments of the present invention 1 are shown.In addition, Fig. 2 is the birds-eye view of the elevator that Fig. 1 is shown.In the drawings, machine room 2 is provided with on the top of hoistway 1.Hoistway 1 and machine room 2 are separated by the machine room ground (partition wall) 3 of horizontal arrangement.The cage side through hole 4 being each passed through machine room ground 3 and counterweight-side through hole 5 is provided with separated from each other on machine room ground 3.In this embodiment, as shown in Figure 2, cage side through hole 4 and counterweight-side through hole 5 are separated from each other setting on the depth direction of hoistway 1, cage side through hole 4 and the respective cross sectional shape of counterweight-side through hole 5 rectangular.
A pair car guide rail respect to one another is provided with on the Width of hoistway 1 and a pair counter weight guide track (all not shown) respect to one another on the Width of hoistway 1 in hoistway 1.Car 6 is configured between a pair car guide rail in liftable mode, and counterweight 7 is configured between a pair counter weight guide track in liftable mode.Car 6 is guide by each car guide rail and is elevated in hoistway 1, and counterweight 7 is guide by each counter weight guide track and is elevated in hoistway 1.Along above-below direction observe hoistway 1 time, as shown in Figure 2, car 6 and counterweight 7 with state alignment separated on the depth direction of hoistway 1 in hoistway 1.
Car hanging wheel 8 rotatable centered by the S. A. of horizontal arrangement is provided with on the top of car 6.Counterweight hanging wheel 9 rotatable centered by the S. A. of horizontal arrangement is provided with on the top of counterweight 7.In this embodiment, the axis that car hanging wheel 8 is respective with counterweight hanging wheel 9 is parallel along the Width of hoistway 1.Further, in this embodiment, the external diameter of car hanging wheel 8 is greater than the width dimensions of cage side through hole 4, and the external diameter of counterweight hanging wheel 9 is greater than the width dimensions of counterweight-side through hole 5.
Towing machine 10 and deflector sheave 11 is provided with in machine room 2.Towing machine 10 and deflector sheave 11 are support by the mechanical stage 12 be fixed on above machine room ground 3.
Towing machine 10 is the actuating devices producing the propulsive effort that car 6 and counterweight 7 are elevated.Further, towing machine 10 has the tractor main body (actuating device main body) 13 comprising motor and the driving rope sheave 14 being located at tractor main body 13, this driving rope sheave 14 by tractor main body 13 propulsive effort and rotate.Drive rope sheave 14 to rotate centered by the horizontally disposed S. A. of tractor main body 13.In this embodiment, drive the axis of rope sheave 14 consistent with the Width of hoistway 1.Therefore, in this embodiment, car hanging wheel 8 and the respective axis of counterweight hanging wheel 9 and the axis being parallel driving rope sheave 14.
Deflector sheave 11 is configured in and drives rope sheave 14 to configure than driving the low position of rope sheave 14 and leaving with the position driving rope sheave 14 to stagger in the horizontal direction.Axis and the axis being parallel driving rope sheave 14 of deflector sheave 11.
Car 6 and counterweight 7 are hung in hoistway 1 by many main ropes 15.Main rope 15 adopts such as steel wire rope or belt etc.Be provided with in machine room 2: cage side fag end combination section (cage side rope coupler (rope hitch)) 16, it is connected with an end of main rope 15; And counterweight-side fag end combination section (counterweight-side rope coupler) 17, it is connected with the other end of main rope 15.Cage side fag end combination section 16 and counterweight-side fag end combination section 17 are supported on mechanical stage 12.
Main rope 15 is wound on car hanging wheel 8 successively, drives rope sheave 14 from the end be connected with cage side fag end combination section 16, on deflector sheave 11 and counterweight hanging wheel 9, and arrive the other end be connected with counterweight-side fag end combination section 17.That is, in the elevator of present embodiment, the suspending way of main rope 15 pairs of cars 6 and counterweight 7 is that wiring is than 2:1 mode.The multiple grooves embedded respectively for the main rope of each bar 15 are provided with driving the respective peripheral part of rope sheave 14, deflector sheave 11, car hanging wheel 8 and counterweight hanging wheel 9.
When observing along the axis direction of driving rope sheave 14, as shown in Figure 1, plumb bob vertical (the car hanging wheel plumb bob vertical) A driving rope sheave 14 and deflector sheave 11 to be configured in the axis by car hanging wheel 8 with pass through counterweight hanging wheel 9 axis plumb bob vertical (counterweight hanging wheel plumb bob vertical) B between scope in.
In this embodiment, when observing along the axis direction of driving rope sheave 14, as shown in Figure 1, the end in the horizontal direction of rope sheave 14 is driven to be inserted in the scope R between plumb bob vertical (the cage side through hole plumb bob vertical) P driving the edge of rope sheave 14 side to pass through and car hanging wheel plumb bob vertical A of cage side through hole 4.And, in this embodiment, when observing along the axis direction of driving rope sheave 14, the end in the horizontal direction of deflector sheave 11 is inserted in the scope S between plumb bob vertical (the counterweight-side through hole plumb bob vertical) Q driving the edge of rope sheave 14 side to pass through and counterweight hanging wheel plumb bob vertical B of counterweight-side through hole 5.
And, in this embodiment, cage side through hole 4 and car guide rail line of centers is separately consistent with car hanging wheel plumb bob vertical A when observing along the axis direction of driving rope sheave 14, and counterweight-side through hole 5 and counter weight guide track line of centers is separately consistent with counterweight hanging wheel plumb bob vertical B when observing along the axis direction of driving rope sheave 14.
When observing along the axis direction of driving rope sheave 14, as shown in Figure 1, be benchmark from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16 with the plumb bob vertical of the axis by driving rope sheave 14 (driving rope sheave plumb bob vertical) C, be wound onto car hanging wheel 8 towards comparing the side of car hanging wheel 8 close to this plumb bob vertical C from comparing the side of car hanging wheel 8 away from this plumb bob vertical C.That is, be wound onto car hanging wheel 8 close to driving the side of rope sheave 14 towards comparing car hanging wheel 8 away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16 from comparing car hanging wheel 8 in the horizontal direction.
Along when driving the axis direction of rope sheave 14 to observe, be wound onto counterweight hanging wheel 9 towards comparing the side of counterweight hanging wheel 9 close to this plumb bob vertical C from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17 to drive rope sheave plumb bob vertical C to be benchmark, from comparing the side of counterweight hanging wheel 9 away from this plumb bob vertical C.That is, be wound onto counterweight hanging wheel 9 close to driving the side of rope sheave 14 towards comparing counterweight hanging wheel 9 away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17 from comparing counterweight hanging wheel 9 in the horizontal direction.
As shown in Figure 1, main rope 15 has: the 1st main rope portion 15a, and it is between driving rope sheave 14 and car hanging wheel 8; 2nd main rope portion 15b, it is between car hanging wheel 8 and cage side fag end combination section 16; 3rd main rope portion 15c, it is between driving rope sheave 14 and counterweight hanging wheel 9; And the 4th main rope portion 15d, it is between counterweight hanging wheel 9 and counterweight-side fag end combination section 17.3rd main rope portion 15c is wound onto on deflector sheave 11.
1st main rope portion 15a and the 2nd main rope portion 15b is through public cage side through hole 4.Further, as shown in Figure 1, the 1st main rope portion 15a and the 2nd main rope portion 15b intersects each other when observing along the axis direction of driving rope sheave 14.When observing along the axis direction of driving rope sheave 14, cage side fag end combination section 16 is configured at compares car hanging wheel plumb bob vertical A in the horizontal direction away from the position driving rope sheave 14.
3rd main rope portion 15c and the 4th main rope portion 15d is through public counterweight-side through hole 5.Further, as shown in Figure 1, the 3rd main rope portion 15c and the 4th main rope portion 15d intersects each other when observing along the axis direction of driving rope sheave 14.When observing along the axis direction of driving rope sheave 14, counterweight-side fag end combination section 17 is configured at compares counterweight hanging wheel plumb bob vertical B in the horizontal direction away from the position driving rope sheave 14.
That is, when observing along the axis direction of driving rope sheave 14, cage side fag end combination section 16 and counterweight-side fag end combination section 17 are configured in outside the scope between car hanging wheel plumb bob vertical A and counterweight hanging wheel plumb bob vertical B.
Fig. 3 is the horizontal sectional drawing at the part place that the 1st main rope portion 15a in Fig. 1 and the 2nd main rope portion 15b intersect each other.As shown in Figure 3, in this embodiment, 4 article of the 1st main rope portion 15a and 4 article of the 2nd main rope portion 15b is through public cage side through hole 4.Each article the 1st main rope portion 15a arranges driving the spacing of the upper groove corresponding to driving rope sheave 14 of the thickness direction of rope sheave 14 (namely driving the axis direction of rope sheave 14).Further, each article of the 1st main rope portion 15a is configured in the scope of the thickness driving rope sheave 14.On the other hand, each article of the 2nd main rope portion 15b is configured in outside the scope of the thickness driving rope sheave 14, contacts to avoid rope portion 15b main with the 1st.In this embodiment, on the direction that each article of the 1st main rope portion 15a arranges (driving the thickness direction of rope sheave 14), the 2nd of each two articles the main rope portion 15b is had in the both sides separate configuration of the scope being configured with each article of the 1st main rope portion 15a.The degree of dip of each article of the 2nd main rope portion 15b on the thickness direction driving rope sheave 14 is greater than the 1st main rope portion 15a, avoids rope portion 15a main with the 1st to contact thus.
In this embodiment, 4 article of the 3rd main rope portion 15c and 4 article of the 4th main rope portion 15d is through public counterweight-side through hole 5.Position relationship between 3rd main rope portion 15c and the 4th main rope portion 15d is identical with the position relationship between the 1st main rope portion 15a and the 2nd main rope portion 15b, but does not illustrate.That is, each article of the 3rd main rope portion 15c corresponds to and drives the spacing of the groove of rope sheave 14 and arrange on the thickness direction driving rope sheave 14.Further, each article of the 3rd main rope portion 15c is configured in the scope of the thickness driving rope sheave 14.On the other hand, each article of the 4th main rope portion 15d is configured in outside the scope of the thickness driving rope sheave 14.In this embodiment, on the direction that each article of the 3rd main rope portion 15c arranges (driving the thickness direction of rope sheave 14), the 4th of each two articles the main rope portion 15d is had in the both sides separate configuration of the scope being configured with each article of the 3rd main rope portion 15c.The degree of dip of each article of the 4th main rope portion 15d on the thickness direction driving rope sheave 14 is greater than the 3rd main rope portion 15c, avoids rope portion 15c main with the 3rd to contact thus.
Namely, be configured in the scope of the thickness driving rope sheave 14 from the 1st main rope portion 15a driving rope sheave 14 to extend and the 3rd main rope portion 15c, the 2nd main rope portion 15b be connected with cage side fag end combination section 16 and counterweight-side fag end combination section 17 respectively and the 4th main rope portion 15d is configured in outside the scope of the thickness driving rope sheave 14.
When driving rope sheave 14 to rotate by the propulsive effort of towing machine 10, the 1st main rope portion 15a and the 3rd main rope portion 15c moves on respective length direction.Thus, car 6 and counterweight 7 are elevated.Now, the 2nd main rope portion 15b is connected with cage side fag end combination section 16 and counterweight-side fag end combination section 17 respectively with the 4th main rope portion 15d, thus can not move towards the length direction of main rope 15.
Below, elevator before by repacking is described (namely, the suspending way of main rope to car 6 and counterweight 7 is that wiring is than 1:1 mode) (namely elevator change to the elevator after repacking, the suspending way of main rope to car 6 and counterweight 7 is that wiring is than 2:1 mode) the method for modifying of elevator, wherein, in elevator before repacking, an end is utilized to be connected with car 6, the main rope that the other end is connected with counterweight 7 hangs car 6 and counterweight 7, in elevator after repacking, utilize the car hanging wheel 8 and the main rope hanging car 6 be located on the counterweight hanging wheel 9 of counterweight 7 and counterweight 7 that are wound onto and are located at car 6.
When carrying out main rope to change to the repacking construction of 2:1 to the suspending way of car 6 and counterweight 7 from 1:1, first utilizing support member supports car 6 and counterweight 7, car 6 and counterweight 7 are not fallen.Then, the existing towing machine before repacking and deflector sheave, main rope etc. are unloaded.
Then, new car hanging wheel 8 (car hanging wheel installation procedure) is installed on the top of car 6, and new counterweight hanging wheel 9 (counterweight hanging wheel installation procedure) is installed on the top of counterweight 7.In addition, the mechanical stage 12 in machine room 2 arranges new towing machine 10 and deflector sheave 11 (equipment setting process) respectively.
Then, through main rope 15 in the existing cage side through hole 4 being located at machine room ground 3 and existing counterweight-side through hole 5, main rope 15 is wound on the driving rope sheave 14 of towing machine 10, deflector sheave 11, car hanging wheel 8 and counterweight hanging wheel 9, and the cage side fag end combination section 16 arranged with the mechanical stage 12 in machine room 2 respectively in an end of main rope 15 and the other end and counterweight-side fag end combination section 17 are connected.
Now, as shown in Figure 1, to be wound on car hanging wheel 8 from comparing car hanging wheel 8 in the horizontal direction away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16, being wound on from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17 counterweight hanging wheel 9 away from driving the side of rope sheave 14 from comparing counterweight hanging wheel 9 in the horizontal direction.Further, by the 1st of main rope 15 the main rope portion 15a and the 2nd main rope portion 15b through public cage side through hole 4, by the 3rd of main rope 15 the main rope portion 15c and the 4th main rope portion 15d through public counterweight-side through hole 5.In addition, the 1st main rope portion 15a of the main rope 15 when observing main rope 15 along the axis direction of driving rope sheave 14 and the 2nd main rope portion 15b is intersected, and the 3rd of main rope 15 the main rope portion 15c and the 4th main rope portion 15d intersect.
Then, the support component supporting car 6 and counterweight 7 is unloaded, utilizes main rope 15 to hang car 6 and counterweight 7 (hanging operation) thus.Like this, the suspending way of main rope to car 6 and counterweight 7 is changed to 2:1 from 1:1.
In such elevator, be wound onto car hanging wheel 8 from comparing car hanging wheel 8 in the horizontal direction away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16, and be wound onto counterweight hanging wheel 9 from comparing counterweight hanging wheel 9 in the horizontal direction away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17, when observing along the axis direction of driving rope sheave 14, 1st main rope portion 15a of main rope 15 and the 2nd main rope portion 15b is intersected with each other, and the 3rd main rope portion 15c and the 4th main rope portion 15d is intersected with each other, thus cage side fag end combination section 16 and counterweight-side fag end combination section 17 can be avoided to interfere with towing machine 10 respectively, the distance between the 1st main rope portion 15a and the 2nd main rope portion 15b is reduced in the position of cage side through hole 4, and reduce the distance between the 3rd main rope portion 15c and the 4th main rope portion 15d in the position of counterweight-side through hole 5.Thus, cage side fag end combination section 16 and counterweight-side fag end combination section 17 easily can be set, and can easily carry out the 1st and the 2nd main rope portion 15a, 15b through the operation of public cage side through hole 4 and by the operation of the 3rd and the 4th main rope portion 15c, 15d through public counterweight-side through hole 5.Especially, when carrying out the suspending way of main rope 15 pairs of cars 6 and counterweight 7 to change to the repacking construction of 2:1 from 1:1, the essentiality of the construction carrying out expanding cage side through hole 4 and counterweight-side through hole 5 and the construction adding other through hole on machine room ground 3 can be reduced.Further, the suspending way due to main rope 15 pairs of cars 6 and counterweight 7 be wiring than 2:1 mode, thus can realize the miniaturization of towing machine 10, easily can carry out the lifting operation of towing machine 10 grade.Further, easily can guarantee the working space in machine room 2, also can realize the raising of the workability in machine room 2.Therefore, it is possible to easily carry out elevator operation is set.
In addition, when observing cage side through hole 4 along above-below direction, 1st main rope portion 15a is configured in the scope of the thickness driving rope sheave 14, 2nd main rope portion 15b is configured in outside the scope of the thickness driving rope sheave 14, when observing counterweight-side through hole 5 along above-below direction, 3rd main rope portion 15c is configured in the scope of the thickness driving rope sheave 14, 4th main rope portion 15d is configured in outside the scope of the thickness driving rope sheave 14, thus the 1st of the movement when car 6 and counterweight 7 are elevated the and the 3rd main rope portion 15a can be prevented, 15c significantly tilts on the thickness direction driving rope sheave 14, and the 1st and the 2nd main rope portion 15a can be made, 15b is intersected with each other, make the 3rd and the 4th main rope portion 15c, 15d is intersected with each other.Thereby, it is possible to make main rope 15 move more swimmingly at driving rope sheave 14, car hanging wheel 8 and counterweight hanging wheel 9, the movement of car 6 and counterweight 7 can be made more smooth and easy.
In addition, when observing along the axis direction of driving rope sheave 14, rope sheave 14 is driven to be configured in the scope between car hanging wheel plumb bob vertical A and counterweight hanging wheel plumb bob vertical B, when observing along the axis direction of driving rope sheave 14, cage side fag end combination section 16 and counterweight-side fag end combination section 17 are configured in outside the scope between car hanging wheel plumb bob vertical A and counterweight hanging wheel plumb bob vertical B, thus can prevent cage side fag end combination section 16 and counterweight-side fag end combination section 17 from interfering with towing machine 10 respectively more reliably.
In addition, when observing along the axis direction of driving rope sheave 14, an end in the horizontal direction of rope sheave 14 is driven to be inserted in the scope R between cage side through hole plumb bob vertical P and car hanging wheel plumb bob vertical A, thus, when the angle of inclination in the direction of the 1st main rope portion 15a due to the decline of car 6 close to vertical or the 1st main rope portion 15a increases due to the rising of car 6, also can prevent main rope portion 15 from contacting with the inside face of cage side through hole 4.
And, when observing along the axis direction of driving rope sheave 14, an end in the horizontal direction of deflector sheave 11 is inserted in the scope S between counterweight-side through hole plumb bob vertical Q and counterweight hanging wheel plumb bob vertical B, thus, when the angle of inclination in the direction of the 3rd main rope portion 15c due to the decline of counterweight 7 close to vertical or the 3rd main rope portion 15c increases due to the rising of counterweight 7, also can prevent main rope portion 15 from contacting with the inside face of counterweight-side through hole 5.
In addition, the elevator repacking construction suspending way of main rope 15 pairs of cars 6 and counterweight 7 being changed to 2:1 from 1:1, to be wound on car hanging wheel 8 from comparing car hanging wheel 8 away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16, and will be wound on counterweight hanging wheel 9 from comparing counterweight hanging wheel 9 away from driving the side of rope sheave 14 from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17, thus cage side fag end combination section 16 and counterweight-side fag end combination section 17 is avoided to interfere with towing machine 10 respectively, the distance between the 1st main rope portion 15a and the 2nd main rope portion 15b can be reduced in the position of cage side through hole 4, and reduce the distance between the 3rd main rope portion 15c and the 4th main rope portion 15d in the position of counterweight-side through hole 5.Thereby, it is possible to easily arrange cage side fag end combination section 16 and counterweight-side fag end combination section 17, and the essentiality of the construction carrying out expanding cage side through hole 4 and counterweight-side through hole 5 and the construction adding other through hole on machine room ground 3 can be reduced.Thereby, it is possible to easily carry out elevator operation is set, and easily carry out the repacking construction of elevator.
Below, the comparative example 1 being used for comparing with the present invention and comparative example 2 are described.Fig. 4 is the longitudinal diagram of the elevator that comparative example 1 is shown.In addition, Fig. 5 is the longitudinal diagram of the elevator that comparative example 2 is shown.In comparative example 1 and comparative example 2, along when driving the axis direction of rope sheave 14 to observe, be wound onto car hanging wheel 8 near the side of this plumb bob vertical C from the main rope 15 driving rope sheave 14 towards cage side fag end combination section 16 to drive rope sheave plumb bob vertical C to compare car hanging wheel 8 for benchmark.And, in comparative example 1 and comparative example 2, along when driving the axis direction of rope sheave 14 to observe, be wound onto counterweight hanging wheel 9 near the side of this plumb bob vertical C from the main rope 15 driving rope sheave 14 towards counterweight-side fag end combination section 17 to drive rope sheave plumb bob vertical C to compare counterweight hanging wheel 9 for benchmark.In addition, in comparative example 1 and comparative example 2, along when driving the axis direction of rope sheave 14 to observe main rope 15, there is not the position that main rope 15 is intersected with each other.
In comparative example 1, as shown in Figure 4, cage side fag end combination section 16 and counterweight-side fag end combination section 17 are set to avoid interfering towing machine 10 respectively.On the other hand, in comparative example 2, as shown in Figure 5, main rope 15 is set to avoid interfering each cage side through hole 4 and counterweight-side through hole 5.
In comparative example 1, when avoiding arranging cage side fag end combination section 16 and counterweight-side fag end combination section 17 respectively with the interference of towing machine 10, known as shown in Figure 4, main rope 15 can interfere with cage side through hole 4 and counterweight-side through hole 5.In addition, in comparative example 2, when avoiding with the interference of each cage side through hole 4 and counterweight-side through hole 5 to arrange main rope 15, known as shown in Figure 5, cage side fag end combination section 16 and counterweight-side fag end combination section 17 can interfere with towing machine 10 respectively.
In addition, in the above-described embodiment, car hanging wheel 8 and the respective axis of counterweight hanging wheel 9 and the axis being parallel driving rope sheave 14, but also can be, when observing car hanging wheel 8 and counterweight hanging wheel 9 along above-below direction, at least any axis in car hanging wheel 8 and the respective axis of counterweight hanging wheel 9 is tilted relative to driving the axis of rope sheave 14.
In addition, in the above-described embodiment, deflector sheave 11 is arranged in machine room 2, if but main rope 15 can not interfere with cage side through hole 4 and counterweight-side through hole 5, then can there is no deflector sheave 11 yet.
In addition, in the above-described embodiment, the external diameter of car hanging wheel 8 is greater than the width dimensions of cage side through hole 4, but the size below the width dimensions that also external diameter of car hanging wheel 8 can be set to cage side through hole 4.In addition, in the above-described embodiment, the external diameter of counterweight hanging wheel 9 is greater than the width dimensions of counterweight-side through hole 5, but the size below the width dimensions that also external diameter of counterweight hanging wheel 9 can be set to counterweight-side through hole 5.
Claims (4)
1. an elevator, is characterized in that, this elevator has:
Car, it can be elevated in hoistway;
Car hanging wheel, it is located at the top of described car;
Counterweight, it can be elevated in described hoistway;
Counterweight hanging wheel, it is located at the top of described counterweight;
Actuating device, it has driving rope sheave, and this actuating device is arranged on the machine room on the top being positioned at described hoistway, produces the propulsive effort making described car and the lifting of described counterweight; And
Main rope, it is connected with the cage side fag end combination section be arranged in described machine room and counterweight-side fag end combination section respectively, hangs described car and described counterweight by being wound onto on described driving rope sheave, described car hanging wheel and described counterweight hanging wheel,
Be wound on described car hanging wheel towards the described main rope of described cage side fag end combination section from comparing the side of described car hanging wheel away from described driving rope sheave in the horizontal direction from described driving rope sheave,
Be wound on described counterweight hanging wheel towards the described main rope of described counterweight-side fag end combination section from comparing the side of described counterweight hanging wheel away from described driving rope sheave in the horizontal direction from described driving rope sheave,
Described main rope has: the 1st main rope portion, and it is between described driving rope sheave and described car hanging wheel; 2nd main rope portion, it is between described car hanging wheel and described cage side fag end combination section; 3rd main rope portion, it is between described driving rope sheave and described counterweight hanging wheel; And the 4th main rope portion, it is between described counterweight hanging wheel and described counterweight-side fag end combination section,
Described 1st main rope portion and described 2nd main rope portion are passed in the public cage side through hole of the machine room ground setting separating described hoistway and described machine room, and intersected with each other when observing along the axis direction of described driving rope sheave,
Described 3rd main rope portion and described 4th main rope portion are passed in the public counterweight-side through hole that described machine room ground is arranged, and intersected with each other when observing along the axis direction of described driving rope sheave.
2. elevator according to claim 1, is characterized in that,
When observing described cage side through hole along above-below direction, described 1st main rope portion is configured in the scope of the thickness of described driving rope sheave, and described 2nd main rope portion is configured in outside the scope of the thickness of described driving rope sheave,
When observing described counterweight-side through hole along above-below direction, described 3rd main rope portion is configured in the scope of the thickness of described driving rope sheave, and described 4th main rope portion is configured in outside the scope of the thickness of described driving rope sheave.
3. elevator according to claim 1 and 2, is characterized in that,
When observing along the axis direction of described driving rope sheave, described driving rope sheave is configured in the scope between the car hanging wheel plumb bob vertical by the axis of described car hanging wheel and the counterweight hanging wheel plumb bob vertical of the axis by described counterweight hanging wheel,
When observing along the axis direction of described driving rope sheave, described cage side fag end combination section and described counterweight-side fag end combination section are configured in outside the scope between described car hanging wheel plumb bob vertical and described counterweight hanging wheel plumb bob vertical.
4. a method of modifying for elevator, the suspending way of main rope to car and counterweight is changed to 2:1 from 1:1, it is characterized in that, the method for modifying of this elevator comprises:
Car hanging wheel installation procedure, installs car hanging wheel on the top of described car;
Counterweight hanging wheel installation procedure, installs counterweight hanging wheel on the top of described counterweight; And
Hanging operation, described main rope is connected to cage side fag end combination section and counterweight-side fag end combination section that the machine room that is positioned at hoistway overhead arranges, by described main rope winding at described car hanging wheel, described counterweight hanging wheel and be arranged on the driving rope sheave of the actuating device in described machine room, described main rope is utilized to hang described car and described counterweight thus
In described hanging operation, be wound on described car hanging wheel towards the main rope of described cage side fag end combination section from comparing the side of described car hanging wheel away from described driving rope sheave in the horizontal direction by from described driving rope sheave, and be wound on from described driving rope sheave towards the described main rope of described counterweight-side fag end combination section described counterweight hanging wheel from comparing the side of described counterweight hanging wheel away from described driving rope sheave in the horizontal direction
The described main rope arranged in described hanging operation has: the 1st main rope portion, and it is between described driving rope sheave and described car hanging wheel; 2nd main rope portion, it is between described car hanging wheel and described cage side fag end combination section; 3rd main rope portion, it is between described driving rope sheave and described counterweight hanging wheel; And the 4th main rope portion, it is between described counterweight hanging wheel and described counterweight-side fag end combination section,
Described 1st main rope portion and described 2nd main rope portion are passed in the public cage side through hole of the machine room ground setting separating described hoistway and described machine room, and intersected with each other when observing along the axis direction of described driving rope sheave,
Described 3rd main rope portion and described 4th main rope portion are passed in the public counterweight-side through hole that described machine room ground is arranged, and intersected with each other when observing along the axis direction of described driving rope sheave.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2012/065495 WO2013190615A1 (en) | 2012-06-18 | 2012-06-18 | Elevator and method for modifying elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104364180A true CN104364180A (en) | 2015-02-18 |
| CN104364180B CN104364180B (en) | 2016-08-31 |
Family
ID=49768246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280073935.1A Active CN104364180B (en) | 2012-06-18 | 2012-06-18 | Elevator and the method for modifying of elevator |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9475675B2 (en) |
| JP (1) | JP5746435B2 (en) |
| KR (1) | KR101636194B1 (en) |
| CN (1) | CN104364180B (en) |
| DE (1) | DE112012006547B4 (en) |
| HK (1) | HK1204469A1 (en) |
| WO (1) | WO2013190615A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113581972A (en) * | 2021-07-30 | 2021-11-02 | 日立电梯（中国）有限公司 | Diversion sheave mounting structure for transforming 1: 1 elevator into 2: 1 elevator and transformation method |
| CN114761344A (en) * | 2019-12-18 | 2022-07-15 | 三菱电机株式会社 | Elevator device |
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| FI125336B (en) * | 2012-10-31 | 2015-08-31 | Kone Corp | Lift arrangement |
| EP3313765A1 (en) * | 2015-06-23 | 2018-05-02 | Otis Elevator Company | Increased traction of elevator system belt |
| DE102016123376A1 (en) * | 2016-12-02 | 2018-06-07 | Siemag Tecberg Gmbh | Conveyor system for repository |
| WO2018198240A1 (en) * | 2017-04-26 | 2018-11-01 | 三菱電機株式会社 | Elevator, suspension body therefor, and production method for suspension body |
| JP7448066B1 (en) | 2023-04-11 | 2024-03-12 | 三菱電機ビルソリューションズ株式会社 | Rope groove processing method for elevator hoisting device, manufacturing method for elevator hoisting device, elevator hoisting device, rope groove processing system, and main rope removal method for elevator device |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP5746435B2 (en) | 2015-07-08 |
| US9475675B2 (en) | 2016-10-25 |
| DE112012006547T5 (en) | 2015-03-05 |
| HK1204469A1 (en) | 2015-11-20 |
| US20150107940A1 (en) | 2015-04-23 |
| CN104364180B (en) | 2016-08-31 |
| DE112012006547B4 (en) | 2019-08-14 |
| KR20150013873A (en) | 2015-02-05 |
| KR101636194B1 (en) | 2016-07-04 |
| WO2013190615A1 (en) | 2013-12-27 |
| JPWO2013190615A1 (en) | 2016-02-08 |
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Address after: Tokyo, Japan Patentee after: MITSUBISHI ELECTRIC Corp. Patentee after: Mitsubishi Electric Building Solutions Co.,Ltd. Address before: Tokyo, Japan Patentee before: MITSUBISHI ELECTRIC Corp. Patentee before: MITSUBISHI ELECTRIC BUILDING TECHNO-SERVICE Co.,Ltd. |